The best description of the Columbian Exchange that occurred during the Age of Discovery would be that "<span>It was an ecological transformation," since living things and foods that were specific to one region such as the Caribbean were brought to places like Europe. </span>
The Answer Is B. Social Security
Ooh I know this one!
Josef Mengele was an infamous Nazi doctor and he presided over the Auschwitz arrivals.
Companies sell stock so they can raise capital.
So the company can afford new equipment, developing new markets, etc..